asked 205k views
2 votes
Which gas in Earth’s atmosphere has increased over time due to burning fossil fuels?

oxygen
nitrogen
water vapor
carbon dioxide

2 Answers

6 votes

Answer:carbon dioxide

Step-by-step explanation:

answered
User Ottomeister
by
7.5k points
4 votes

Answer:

carbon dioxide

Step-by-step explanation:

straight fax

answered
User Cupid Chan
by
8.7k points

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